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Jul 23, 2021 at 2:39 answer added Aron Beekman timeline score: 2
Jul 22, 2021 at 12:54 comment added my2cts @NiharKarve This is not a comment but an answer.
Jul 22, 2021 at 12:00 history tweeted twitter.com/StackPhysics/status/1418179026317946887
Jul 22, 2021 at 11:32 comment added Nihar Karve This is a nice question - the answer is that you have discounted the electromagnetic field in your analysis. If you take this into account, you will see that all of these ostensibly different ground states are really all gauge equivalent to each other.
Jul 22, 2021 at 8:51 comment added Roger V. In what sense do they say that there is a single ground state? Josephson effect is based on the difference in these phases just as the attraction/repulsion between magnets is dependent on the orientation of their polarization.
Jul 22, 2021 at 8:44 history asked Tevatron5 CC BY-SA 4.0